Portion of an integrated A frame and I beam trailer frame



FIG. 1 is a top perspective view of a trailer frame of the present design;

FIG. 2 is a top plan view of the trailer frame;

FIG. 3 is a bottom perspective view of the trailer frame;

FIG. 4 is a bottom plan view of the trailer frame;

FIG. 5 is a left side view of the trailer frame;

FIG. 6 is a right side view of the trailer frame; and,

FIG. 7 is a front view of the trailer frame.

The broken lines represent a portion of the trailer frame that is prior art and not subject of the present invention and have been included for illustrative purposes only to show that the trailer frame may be of any length. The broken lines do not form part of the claimed design. 

The ornamental design for a portion of an integrated A frame and I beam trailer frame, as shown and described. 